201876521

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:546

約数の個数: 36

約数和(自身を含む): 261999360

約数和(自身を除く): 60122839

約数列:

[1, 7, 11, 49, 77, 79, 121, 431, 539, 553, 847, 869, 3017, 3871, 4741, 5929, 6083, 9559, 21119, 33187, 34049, 42581, 52151, 66913, 232309, 238343, 365057, 374539, 468391, 1668401, 2555399, 2621773, 4119929, 18352411, 28839503, 201876521]

約数ペア:

[(1, 201876521), (7, 28839503), (11, 18352411), (49, 4119929), (77, 2621773), (79, 2555399), (121, 1668401), (431, 468391), (539, 374539), (553, 365057), (847, 238343), (869, 232309), (3017, 66913), (3871, 52151), (4741, 42581), (5929, 34049), (6083, 33187), (9559, 21119)]